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新型无铟透明导电-电致变色双功能MoO3/Ag/MoO3薄膜的制备及性能研究
Preparation and Properties of New Type of Transparent Conductive and Electrochromic Bi-functional Indium-free MoO3/Ag/MoO3Thin Films
【摘要】 研制了集电致变色和透明导电功能为一体的MoO3/Ag/MoO3(MAM)双功能薄膜。MAM薄膜采用电子束热蒸发技术在室温下制备。作为透明电极,MAM薄膜显示出良好的光电性能,可见光平均透过率为59.4%,方块电阻为12.2Ω/□。作为电致变色材料,MAM薄膜具有较快的响应时间(着色时间4.3 s,褪色时间11.1s),25%的光学对比度(528 nm),良好的稳定性(100次循环),以及较高的着色效率(40.5 cm2·C-1),在已报道的MoO3着色效率中处于较高的水平。
【Abstract】 MoO3/ Ag / MoO3( MAM) films were utilized for constructing bi-function electrochromic devices,which served as both transparent electrodes and electrochromic materials. MAM films were prepared by E-beam evaporation at room temperature. As a transparent electrode,MAM film has a good photoelectric performance with an average transmittance of 59. 4% and a sheet resistance of12. 2 Ω / □. As an electrochromic material,MAM film shows a fast response time( coloration time4. 3 s,bleaching time 11. 1 s),a larger optical contrast of 25% at 528 nm,a good stability( 100cycles) and a higher coloration efficiency of 40. 5 cm2·C- 1,which is at a high level among the reported data.
【Key words】 electrochromism; MoO3; dielectric-metal-dielectric; stability;
- 【文献出处】 发光学报 ,Chinese Journal of Luminescence , 编辑部邮箱 ,2016年02期
- 【分类号】TB383.2
- 【被引频次】1
- 【下载频次】264